# NTSB BFO87LA052: Mooney M-20C, N6769U, Basye, VA, July 19, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 19, 1987, 09:40 local (13:40 UTC)
- Place: Basye, VA
- Coordinates: 38.830974, -78.799888 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=38.8310&lon=-78.7999&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 7, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 11331
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=BFO87LA052
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/11331/pdf
- Page: https://openairdocs.org/ntsb/BFO87LA052

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, landing - roll
  - directional control - not maintained, pilot in command (cause)
  - brakes(normal) - improper use of, pilot in command (cause)
- Main gear collapsed, landing - roll
  - landing gear,main gear - failure,total
  - landing gear,main gear - overload (contributing factor)

## Analysis

WHEN THE PILOT APPLIED BRAKES DURING THE LANDING ROLL THE ACFT SWERVED LEFT. HE APPLIED THE RIGHT BRAKE TO STRAIGHTEN THE ACFT AND THE ACFT SWERVED RIGHT. THE PILOT ATTEMPTED TO CORRECT WITH LEFT BRAKE AND THE RIGHT MAIN GEAR COLLAPSED. NO MALFUNCTIONS WERE FOUND WITH THE BRAKE SYSTEM.

## Aircraft

- Registration: [N6769U](https://openairdocs.org/aircraft/N6769U), registered now, S/N 2491, built 1963 (OpenAirDocs)
- Reported make and model: MOONEY M-20C
- Registry model: [Mooney M20C](https://openairdocs.org/model/mooney-m20c) (registry code 5870208) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 2508
- Airframe hours: 1979
- Engines: LYCOMING O-360-A1D 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Vincent Ryan
- Registered owner: Vincent B Ryan
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, January 18, 1987
- Departed: W10, MANASSAS, VA
- Airport: W92, Sky Bryce, runway 5, 2,240 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 56; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 946 total

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 5 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 84 °F

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19870719046049A](https://openairdocs.org/incident/19870719046049A), Jul 19, 1987: Mooney M20C, Bayse, VA, Substantial damage. Swerved on landing. Tried correct with alternate braking. Over controlled. Collapsed right main gear. Brakes normal

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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